Transparent for heads with the viscosity of light honey, Semperfli No Tack UV dries hard, clear and with no tacky finish. Use it to secure thread, hair or bucktail part way through a tie so you can continue tying without building up a profile, or use it as a varnish replacement. 20 ml (0.67 oz.) UV-resistant bottle.
The science bit - specially developed liquid monomers and oligomers are mixed with a small percent of photoinitiators. Themixture is stored in black UV resistant bottles. Exposed to UV energy, in a few seconds the adhesives instantly harden to protect your fly.
